Sunday evening dinners have always been a hit among the many backstretch appreciation events that go on throughout the Saratoga race meet, but this summer the affair has become an ever bigger attraction now that Morrissey's Lounge and Bistro at the Adelphi Hotel is catering the weekly celebration. Every Sunday just before 6 p.m., upbeat music and savory smells reach Union Avenue as a crowd gathers at the Marylou Whitney Pavilion. With dozens of volunteers on hand, the vast smorgasbord of food remains open until 8:30 so that workers who...